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103094-38-8

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103094-38-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 103094-38-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,0,9 and 4 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 103094-38:
(8*1)+(7*0)+(6*3)+(5*0)+(4*9)+(3*4)+(2*3)+(1*8)=88
88 % 10 = 8
So 103094-38-8 is a valid CAS Registry Number.

103094-38-8Downstream Products

103094-38-8Relevant articles and documents

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Shono,T.,Kise,N.,Suzumoto,T.

, p. 4676 (1986)

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Electroorganic Chemistry. 144. Electroreductive Coupling of Ketones with O-Methyl Oximes, N,N-Dimethylhydrazones, amd Nitrones. A Convenient Route to Synthesis of β-Amino Alcohol

Shono, Tatsuya,Kise, Naoki,Fujimoto, Taku,Yamanami, Ayuko,Nomura, Ryoji

, p. 1730 - 1740 (2007/10/02)

The intermolecular coupling of a variety of ketones with some types of O-methyl oximes took place when a mixture of both components was electrochemically reduced in i-PrOH with an Sn cathode.The product, β-methoxyamino alcohol was easily converted to β-amino alcohol by simple reduction.A chiral ligand effective for the enantioselective addition of diethylzinc to an aldehyde was easily obtained from the product formed by the electroreductive coupling of (-)-menthone with O-methylacetaldoxime.The intermolecular coupling of a ketone with a N,N-dimethylhydrazone or nitrone was also promoted by the electroreduction.Furthermore, the electroreductive coupling of a carbonyl group with an intramolecular O-methyl oxime moiety gave the corresponding cyclized product stereoselectively.

Electrochemical Reduction of Ketones Mediated by (Dimethylpyrrolidinio)mercury. Reductive Cyclization of Unsaturated Ketones and Redox Catalysis Studies

Swartz, James E.,Mahachi, Tendai J.,Kariv-Miller, Essie

, p. 3622 - 3628 (2007/10/02)

The mechanism of dimethylpyrrolidinium (DMP(+1)) mediation of the reductive cyclization of 6-hepten-2-one at a mercury electrode was studied.The initial step of the reduction involves formation of a solid composite, (DMP)Hg5, which then transfers an electron to the ketone, regenerating DMP(1+) and Hgo.The ketyl radical anion cyclizes to form a primary alkyl radical, which can either abstract a hydrogen atom from the solvent, dimethylformamide, or be reduced to the corresponding carbanion.Protonation gives 1,2-dimethylcyclopentanol.Both direct and DMP(1+)-mediated reductions of 7-octen-2-one, 5-phenyl-2-pentanone, and 6-heptyn-2-one were studied.All three compounds give cyclic alcohols when the reduction is mediated by DMP(1+).The former two compounds give the corresponding straight-chain alcohols when reduced directly.The latter gives the same cyclized product upon both direct or DMP(1+)-mediated reduction.Redox catalysis studies show that DMP(1+) is a remarkably effective catalysts for the reduction of ketones.The effectiveness of the catalysis correlates with the expected rates of cyclization of the unsaturated ketones and is consistent with a mechanism involving mediation by solid (DMP)Hg5.Redox catalysis studies of the reduction of cyclohexanones indicate that DMP(1+)-mediated reductions are accelerated by increasing , and the results are discussed in terms of a mechanism leading to pinacol formation.

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